EXH AR021057: Declaration of Restrictive Covenants — Tyee Valley Golf Course Mitigation Area

The Port of Seattle recorded this Declaration of Restrictive Covenants to permanently protect the Tyee Valley Golf Course Mitigation Area as a natural wetland, as required by the Washington State Department of Ecology and the U.S. Army Corps of Engineers in connection with the construction of Sea-Tac Airport's third runway. The declaration prohibits clearing, grading, filling, and construction within the mitigation area, with limited exceptions for approved wildlife management, monitoring, maintenance, and stormwater infrastructure. It was established to satisfy federal Clean Water Act requirements and state water quality standards by preserving and enhancing wetland and riparian habitat displaced by airport expansion.

Notes

Blacklined draft Declaration of Restrictive Covenants dated 6/28/01, executed by Port Of Seattle (grantor and grantee) for the Tyee Valley Golf Course Mitigation Area in King County, Washington. Document restricts development, clearing, grading, filling, and construction within the mitigation area as required by Washington State Department of Ecology Order and U.S. Army Corps of Engineers Section 404 Permit, in connection with construction of a third runway at Seattle-Tacoma International Airport. Restrictive covenants permit only Corps/Ecology-approved Natural Resource Mitigation Plan activities, wildlife management under the Wildlife Hazard Management Plan (14 CFR 139.337), monitoring and maintenance, stormwater drainage channels, and water/air quality monitoring equipment. Related mitigation sites include Miller Creek, Lora Lake, Vacca Farm, Auburn Wetland, and Des Moines Creek. Exhibit AR021057.

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